Home / 15,872,777-23,803,456.60-5,495,178.20

Finding the Fourth Proportional to 15,872,777, 23,803,456.60 and 5,495,178.20

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Solution

The fourth proportional to 15,872,777, 23,803,456.60 and 5,495,178.20 is: 8,240,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872,777 : 23,803,456.60 = 5,495,178.20 : x
  2. Step 2: Convert to fraction form
    15,872,777/23,803,456.60 = 5,495,178.20/x
  3. Step 3: Cross multiply
    15,872,777x = 23,803,456.60 × 5,495,178.20
  4. Step 4: Simplify right side
    15,872,777x = 130,804,235,792,966.12
  5. Step 5: Solve for x
    x = 130,804,235,792,966.12/15,872,777
  6. Step 6: Final answer
    x = 8,240,790.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.